Testing Mean with known Variance
sample size36
population variance0.36
sample mean5.35
null hypothesis about mean5.2
type I error0.05
critical value (one-tailed)5.36448536269515
confidence interval (two-tailed)
(sample mean)
[ 5.15400360154599 , 5.545996398454 ]
conclusion for one-tailed test
Do not reject the null hypothesis.
conclusion for two-tailed test
Do not reject the null hypothesis